def func0():
    print("call func0()")


def func1():
    print("call func1()")
    return 0


def func2():
    print("call func2()")
    return 0, "a"


def funcn():
    print("call funcn()")
    return 0, 1, 2, "a", "b", "c"


if __name__ == '__main__':
    func0()
    r1 = func1()
    print(r1)

    n, a = func2()
    print(n)
    print(a)

    # first = funcn()
    # print(first)

    first, _, _, _, _, _ = funcn()
    print(first)

    _, _, _, _, _, last = funcn()
    print(last)

    _, _, _,middle, _, _ = funcn()
    print(middle)
